BZ:https://bugzilla.tianocore.org/show_bug.cgi?id=1622
There is duplicated $(PYTHON_COMMAND) in the
command of cleanall
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
dbe05cb1c0